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Vulnerability Summary for CVE-2010-3435

Original release date: 01/24/2011
Last revised: 07/23/2012
Source: US-CERT/NIST

Overview

The (1) pam_env and (2) pam_mail modules in Linux-PAM (aka pam) before 1.1.2 use root privileges during read access to files and directories that belong to arbitrary user accounts, which might allow local users to obtain sensitive information by leveraging this filesystem activity, as demonstrated by a symlink attack on the .pam_environment file in a user's home directory.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.7 (MEDIUM) (AV:L/AC:M/Au:N/C:C/I:N/A:N) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.4
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information

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External Source: VUPEN
Name: ADV-2011-0606
External Source: MLIST
Name: [security-announce] 20110307 VMSA-2011-0004 VMware ESX/ESXi SLPD denial of service vulnerability and ESX third party updates for Service Console packages bind, pam, and rpm
External Source: MLIST
Name: [oss-security] 20100927 Re: Minor security flaw with pam_xauth
Type: Patch Information
External Source: MANDRIVA
Name: MDVSA-2010:220
External Source: MLIST
Name: [oss-security] 20101025 Re: Minor security flaw with pam_xauth
Type: Patch Information
External Source: CONFIRM
Name: http://git.altlinux.org/people/ldv/packages/?p=pam.git;a=commit;h=06f882f30092a39a1db867c9744b2ca8d60e4ad6
Type: Patch Information
External Source: MLIST
Name: [oss-security] 20100928 Re: Minor security flaw with pam_xauth
Type: Patch Information
External Source: BUGTRAQ
Name: 20110308 VMSA-2011-0004 VMware ESX/ESXi SLPD denial of service vulnerability and ESX third party updates for Service Console packages bind, pam, and rpm.
External Source: SECUNIA
Name: 49711
External Source: MLIST
Name: [oss-security] 20100928 Re: Minor security flaw with pam_xauth
External Source: REDHAT
Name: RHSA-2010:0891
External Source: MLIST
Name: [oss-security] 20100927 Re: Minor security flaw with pam_xauth
Type: Patch Information
External Source: MLIST
Name: [oss-security] 20100927 Re: Minor security flaw with pam_xauth
External Source: CONFIRM
Name: http://www.vmware.com/security/advisories/VMSA-2011-0004.html
External Source: GENTOO
Name: GLSA-201206-31
External Source: MLIST
Name: [oss-security] 20100921 Re: Minor security flaw with pam_xauth
Type: Patch Information
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=641335
Type: Patch Information
External Source: MLIST
Name: [oss-security] 20100924 Re: Minor security flaw with pam_xauth
External Source: REDHAT
Name: RHSA-2010:0819

Technical Details

Vulnerability Type (View All)